cassandra-user mailing list archives

managed to resolve the earlier error
but is getting this exception now, any way to increase the heap space, or is a non-related
issue?
Exception in thread "main" java.lang.OutOfMemoryError: Java heap space
at org.apache.cassandra.io.util.BufferedRandomAccessFile.<init>(BufferedRandomAccessFile.java:123)
at org.apache.cassandra.io.sstable.SSTableWriter.<init>(SSTableWriter.java:78)
at org.apache.cassandra.io.sstable.SSTableWriter.<init>(SSTableWriter.java:65)
at org.apache.cassandra.tools.SSTableImport.importUnsorted(SSTableImport.java:211)
at org.apache.cassandra.tools.SSTableImport.importJson(SSTableImport.java:197)
at org.apache.cassandra.tools.SSTableImport.main(SSTableImport.java:421)
thanks!
Steven Teo
On 13-Apr-2011, at 1:15 PM, Steven Teo wrote:
> the data is a custom json, seems like i may have got the structure wrong.
> how should the import json be like?
>
> Steven Teo
>
> On 13-Apr-2011, at 10:43 AM, aaron morton wrote:
>
>> Reading the code looks like it could not find a subColumns item for the row in the
json file.
>>
>> The target CF is a super CF, is the data from a super CF ?
>>
>> Aaron
>>
>> On 13 Apr 2011, at 07:24, Steven Teo wrote:
>>
>>> Hi,
>>>
>>> I am trying to run json2sstable with the following command but am receiving the
below error.
>>> json2sstable -K testks -c testcf output.json /var/lib/cassandra/data/testks/testcf-f-1-Data.db
>>>
>>> Importing 321 keys...
>>> java.lang.NullPointerException
>>> at org.apache.cassandra.tools.SSTableImport.addColumnsToCF(SSTableImport.java:136)
>>> at org.apache.cassandra.tools.SSTableImport.addToSuperCF(SSTableImport.java:173)
>>> at org.apache.cassandra.tools.SSTableImport.importUnsorted(SSTableImport.java:228)
>>> at org.apache.cassandra.tools.SSTableImport.importJson(SSTableImport.java:197)
>>> at org.apache.cassandra.tools.SSTableImport.main(SSTableImport.java:421)
>>> ERROR: null
>>>
>>> anything i did wrongly here?
>>>
>>> Thanks!
>>
>